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                梦的困境                </h1>
                <p>时间限制：3s&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;  空间限制：128MB</p>			</div>
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                                <h3>题目描述</h3><p><div style="line-height: 150%"><span style="font-size: 12pt; line-height: 150%">&nbsp;&nbsp;&nbsp; </span><span style="font-size: 12pt; line-height: 150%">&ldquo;每一个OIer上辈子都是折翼的天使&hellip;&hellip;&rdquo;。</span></div>
<div style="line-height: 150%"><span style="font-size: 12pt; line-height: 150%">&nbsp;&nbsp;&nbsp; OIer</span><span style="font-size: 12pt; line-height: 150%">喜欢做梦，尤其是关于OI题目的梦。</span></div>
<div style="line-height: 150%"><span style="font-size: 12pt; line-height: 150%">&nbsp;&nbsp;&nbsp; TT</span><span style="font-size: 12pt; line-height: 150%">同学便是折翼天使的典范。在NOI2010 day1的前夜，TT梦见自己被困在一个房间里，房间里摆放着<i>n</i>个箱子。他还看到墙上贴着一张告示。作为折翼天使的典范，他就像读题一样开始浏览告示。只见告示上写道：</span></div>
<div style="line-height: 150%"><span style="font-size: 12pt; line-height: 150%">&nbsp;&nbsp;&nbsp; </span><span style="font-size: 12pt; line-height: 150%">天使大牛，在你面前摆放着<i>n</i>个魔法箱，每个魔法箱里各有<i>m</i>个碟子，每个碟子上写着一个正整数。然后我们还会给你两个整数<i>k</i>和<i>l</i>。</span></div>
<div style="line-height: 150%"><span style="font-size: 12pt; line-height: 150%">&nbsp;&nbsp;&nbsp; </span><span style="font-size: 12pt; line-height: 150%">现在要求你从这<i>n</i>个魔法箱中各取出1个或2个碟子(取碟子是有顺序的)，但是请<b><u>注意</u></b>：由于某种原因，你从第1个箱子和第<i>n</i>个箱子中都只能各取出一个碟子。</span></div>
<div style="line-height: 150%"><span style="font-size: 12pt; line-height: 150%">&nbsp;&nbsp;&nbsp; </span><span style="font-size: 12pt; line-height: 150%">你取出的所有碟子上的数的乘积必须能被<i>k</i>整除。</span></div>
<div style="line-height: 150%"><span style="font-size: 12pt; line-height: 150%">&nbsp;&nbsp;&nbsp; </span><span style="font-size: 12pt; line-height: 150%">令T:=满足上述条件的取碟子方案数 mod <i>l</i>。(mod为取模符号)</span></div>
<div style="line-height: 150%"><span style="font-size: 12pt; line-height: 150%">&nbsp;&nbsp;&nbsp; </span><span style="font-size: 12pt; line-height: 150%">为了能够解开这个房间大门的密码锁，而这个密码便是<i>T</i>。</span></div>
<div style="line-height: 150%"><span style="font-size: 12pt; line-height: 150%">&nbsp;&nbsp;&nbsp; TT</span><span style="font-size: 12pt; line-height: 150%">急了，这明摆着不就是一道OI题么。哥明天还得考NOI呢，今晚就要刷题啦？醒醒啊，醒醒啊&hellip;&hellip;</span></div>
<div style="line-height: 150%"><span style="font-size: 12pt; line-height: 150%">&nbsp;&nbsp;&nbsp; </span><span style="font-size: 12pt; line-height: 150%">可就是醒不来，他走到门边，发现上面又有一张告示：如果密码输入错误，你明天比赛必然挂掉&hellip;&hellip;</span></div>
<div style="line-height: 150%"><span style="font-size: 12pt; line-height: 150%">&nbsp;&nbsp;&nbsp; </span><span style="font-size: 12pt; line-height: 150%">请你写一个程序帮助TT求出密码<i>T</i>。</span></div>
<div style="line-height: 150%">&nbsp;</div></p><hr/><h3>输入格式</h3><p><p><span style="font-size: 12pt; line-height: 150%">。</span><span style="font-size: 12pt; line-height: 150%">第一行包含两个整数<i>n</i>、<i>m</i>。第二行包含两个整数<i>k</i>、<i>l</i>。接下来给出<i>n</i>&times;<i>m</i>的矩阵。(<i>x</i>，<i>y</i>)元表示第x个箱子中的第y个碟子上的整数。(数与数之间以空格隔开。)</span></p>
<div style="line-height: 150%">&nbsp;</div></p><hr/><h3>输出格式</h3><p><div style="line-height: 150%"><span style="font-size: 12pt; line-height: 150%">一个整数<i>T</i>。</span></div>
<div style="line-height: 150%">&nbsp;</div></p><hr/><h3>样例输入</h3><pre>3 3
12 100
5 2 1
2 1 2
3 7 4
 
</pre><hr/><h3>样例输出</h3><pre>12</pre><hr/><h3>提示</h3><p><p><img alt="" src="../file/2614_0.jpg" /></p></p><hr/><h3>题目来源</h3><p>没有写明来源</p>
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